45340222 has 8 divisors (see below), whose sum is σ = 70967376. Its totient is φ = 21684432.

The previous prime is 45340181. The next prime is 45340231. The reversal of 45340222 is 22204354.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 45340193 and 45340202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492783 + ... + 492874.

It is an arithmetic number, because the mean of its divisors is an integer number (8870922).

Almost surely, 2^45340222 is an apocalyptic number.

45340222 is a deficient number, since it is larger than the sum of its proper divisors (25627154).

45340222 is a wasteful number, since it uses less digits than its factorization.

45340222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 985682.

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 45340222 is about 6733.5148325373. The cubic root of 45340222 is about 356.5834759054.

Adding to 45340222 its reverse (22204354), we get a palindrome (67544576).

The spelling of 45340222 in words is "forty-five million, three hundred forty thousand, two hundred twenty-two".